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| Number | Title | Issue Date |
| 8056895 | Method and apparatus for separating media combinations from a media stack The present invention provides a method and apparatus separating a media combination from a stack of interleaved slip-sheets and printing plates and relates to image recording systems such as, for example, computer-to-plate (CTP) systems. Image recording systems inc... | 11/15/2011 |
| 7942402 | Method for feeding sheets to a sheet processing machine An apparatus for feeding sheets to a sheet processing machine smoothes out and fixes a sheet through the use of a suction groove disposed transversely relative to a sheet transport direction, before the sheet is gripped by an onward transport device. A sheet-fed rot... | 05/17/2011 |
| 7883084 | Sheet feeding device and image forming apparatus with warm air unit for blowing air toward upper face of sheet stack A sheet feeding device for feeding a sheet-form recording medium includes: a sheet accommodating portion for accommodating a sheet stack constituted by a plurality of sheets of the sheet-form recording medium; and a first warm air unit having a first blowing port fo... | 02/08/2011 |
| 7810801 | Apparatus and method for separating and aerating a stack of sheet material An apparatus and method for separating and aerating sheets of material arranged in a stack include a stack support member on which the stack is retained in a generally flat condition, and a clamping member which clamps onto an edge portion of the stack. Upper and lo... | 10/12/2010 |
| 7770884 | Method and apparatus for fluff management in an image production device A method and apparatus for fluff management in an image production device is disclosed. The method may include fluffing a stack of media with a predetermined amount of air flow, sensing sheet separation in the media stack, determining if the sheet separation meets p... | 08/10/2010 |
| 7637492 | Method and device for separating printing plates from a stack An apparatus and a method are provided for separating first and second flat objects from a stack in which the flat objects are provided substantially in pairs and differ from one another in terms of weight per unit area and/or flexibility. The apparatus includes at ... | 12/29/2009 |
| 7374161 | Substrate bending stiffness measurement method and system A method for measuring substrate bending stiffness and thereby basis weight on a real time basis. Provided is a corrugator having a plurality of parallel ribs, with one or more sheets of the substrate provided below the corrugator wherein a predetermined gap exists ... | 05/20/2008 |
| 7364150 | Sheet feeding apparatus and image forming apparatus using heating member on sheet tray An air duct is disposed in the vicinity of a heating member generating the heat for heating sheets stacked in a sheet tray, and the air in the air duct is heated by the heat generated by the heating member. The air duct is connected to an air blowing portion blowing... | 04/29/2008 |
| 7222846 | Sheet take-out apparatus and method of taking out sheets A sheet take-out apparatus is disclosed that includes a sheet-feeding member on which sheets are placed. The apparatus includes an air spout unit to spout out air towards a right or left side of a front portion of the sheets with respect to a take-out direction of t... | 05/29/2007 |
| 7051653 | Image recording material separating/removing device An image recording material separating/removing device which, by using a single lift-out mechanism section, can lift image recording materials out from plural cassettes along simple loci of movement, and in which a space for providing and withdrawing the cassettes i... | 05/30/2006 |
| 7032899 | Print media feed alignment mechanism To maintain quality printed images in high speed photographic quality printing it is necessary to ensure accurate registry of the print media with the printheads. To ensure this result an alignment mechanism is provided for the stack of print media to be fed to the ... | 04/25/2006 |
| 6918581 | Paper sheet take-out apparatus A paper sheet take-out apparatus comprises a paper feed table on which paper sheets are placed as a stack, a take-out rotor which absorbs and takes out the uppermost paper sheet placed on the paper feed table, and a positioning mechanism which positions the uppermos... | 07/19/2005 |
| 6880462 | Apparatus and method for peeling a printing plate from a stack of plates An apparatus and method for supporting and feeding printing plates in an imaging system. The apparatus includes a vacuum system for picking up an edge of a top printing plate from a stack of printing plates, and a peeling system including a pair of rotatable belts, ... | 04/19/2005 |
| 6823791 | Plate inverter for plate management system and method of operation A substrate manager for a substrate exposure machine is used, in one example, as a platesetter. As such, it comprises a substrate storage system, containing one or more stacks of substrates, such as plates in one implementation. A substrate picker is provided for pi... | 11/30/2004 |
| 6802500 | Systems and methods of providing inserts into envelopes The present invention provides exemplary mail processing systems and methods, including systems and methods for retrieving paper sheets, statements, inserts and/or cards, and inserting same into an envelope. In one embodiment, an apparatus (200) includes a pa... | 10/12/2004 |
| 6746011 | Sheet separating and feeding with variable position stack edge fluffing For printer sheet separating and feeding with stack side edge air fluffing assistance from variable size sheet stacks in a sheet feeding tray with at least one repositionable stack side edge guide in an openable machine drawer, the stack edge fluffer system automati... | 06/08/2004 |
| 6739261 | Device for selecting and conveying printing plates A device for selecting and conveying printing plates is provided which can overcome complexity of work involved in so-called batch processing, and can realize operation of, for example, removing a printing plate from a cassette in a small space, such that operation ... | 05/25/2004 |
| 6718875 | Apparatus for extracting and conveying printing plates An apparatus for extracting and conveying a printing plate. The apparatus includes separation plates disposed at corners of a cassette accommodating at least printing plates. Air enters between an uppermost printing plate that is extracted and an underlying printing... | 04/13/2004 |
| 6682065 | Device for feeding objects piece by piece The invention concerns a device for feeding objects which have the shape of essentially flat but flexible sheets (1) or blanks of sheet material, piece by piece from the top of a magazine (24) consisting of a plurality of such objects which are arranged o... | 01/27/2004 |
| 6481706 | Magnetic sheet fanner A magnetic sheet fanner consisting of an elongated horseshoe magnet or bar magnet having an upper end and a lower end, the poles of such elongated magnet extending from the upper end to the lower end; a support frame having an interior space and having a ... | 11/19/2002 |
| 6450493 | Image transfer apparatus shuttle feeder module An image transfer apparatus shuttle feeder module comprising a module frame, an air fluffer assembly, a vacuum shuttle box assembly, and an air knife assembly. The air fluffer assembly is supported from the module frame. The vacuum shuttle box assembly is... | 09/17/2002 |
| 6412770 | Device and method for individually separating a pile of sheetlike data recording media An apparatus for singling sheetlike data carriers is proposed wherein the stack (30) to be singled is located on a rest (5) which is movable relative to a feed device (4) in clocked fashion such that individual data carriers are moved in the direction of ... | 07/02/2002 |
| 6352255 | Reversing shuttle feeder A sheet feeding apparatus for feeding a compilation of sheets in a direction of movement to a process station, comprising: a sheet tray for holding said compilation of sheets; an air plenum, positioned above said compilation of sheets, for picking up shee... | 03/05/2002 |
| 6332607 | Apparatus and method for separating sheets from a stack that includes a pulsed suction assembly For individually separating outer sheets (9, 109) of a stack (6, 106) in a holder (1, 101), in each case in the area of an outer sheet or an outer set of sheets a suction is generated for sucking at least a portion of an outer sheet or set of sheets (9, 1... | 12/25/2001 |
| 6293538 | Magnetic sheet fanner A magnetic fanner for providing a gap between stacked, magnetically permeable sheets has a housing formed of non-magnetically permeable material defining a sealed chamber within which a piston is reciprocable between a first position in which magnets carr... | 09/25/2001 |
| 6279896 | Systems and methods for dynamically setting air system pressures based on real time sheet acquisition time data A sheet feeder feeds sheets separated from a stack to a feed head which is translatable toward take away nip rolls. The sheets are separated from the stack by fluffers and acquired by an acquisition surface of the feed head which is in communication with ... | 08/28/2001 |
| 6264188 | Sheet feeding apparatus having an adaptive air fluffer A sheet feeding apparatus for feeding a stack of sheets in a direction of movement to a process station. A sheet tray is provided for holding the stack of sheets; an air plenum is positioned above the stack of sheets. The air plenum picks up a sheet from ... | 07/24/2001 |
| 6254079 | Sheet processing unit A taking part has a taking unit that comes in contact with the piled sheets to generate a taking force and to take the sheets one by one with the taking force. A movable lever is arranged in a side of the taking unit with respect to the piled sheets, and ... | 07/03/2001 |
| 6155554 | Multiple action shovel feed mechanism for stacked sheets A stack of sheets or blanks are supported for individual high speed feeding from the bottom of the stack on a table positioned adjacent to a feed cylinder. An air blast from a pivotal nozzle deflects the leading edge of the bottom blank downwardly into en... | 12/05/2000 |
| 6135437 | Device and method for transporting sheets singly separated from a sheet pile A device for transporting to a printing press, sheets singly separated from a sheet pile, includes an electromagnetic linear drive mechanism; and a method of operation of the device.... | 10/24/2000 |
| 6120017 | Automatic document feeder An automatic document feeder for sending a document from a document setting position on a document bearing plate to a document feeding path and returning the document onto the document bearing plate after feeding of the document along the document feeding... | 09/19/2000 |
| 6082728 | Sheet feeding apparatus A sheet feeding apparatus has a sheet supporting device for supporting a plurality of sheets, a sheet absorb device for absorbing by air suction the uppermost of the sheets, and a convey device for conveying the absorbed sheet. A contact preventing air bl... | 07/04/2000 |
| 6053492 | Apparatus for sequentially feeding cards to inserter in a magazine binding line An apparatus for sequentially feeding cards from the bottom of a vertical stack, which includes a card transport drum positioned below the stack so as to support the forward edge portion of the bottom of the stack. The drum includes a set of suction openi... | 04/25/2000 |
| 6042101 | Automated media transport device and method of using the same An automated media transport apparatus and method includes a load module for loading media plates from a flat cassette through one end of an internal drum of an imaging module. Sensors detect the presence of interleaved paper sheets from the media plates ... | 03/28/2000 |
| 6015146 | Curl sensitive bottom vacuum corrugation feeder An arrangement for controlling feeding in a bottom vacuum corrugation feeder when sheets with curl are encountered includes a timer and a sensor for detecting the negative pressure level in a vacuum plenum of the vacuum feeder. The vacuum pressure sensor ... | 01/18/2000 |
| 5927704 | Sheet feed apparatus preventing image ruboff Apparatus for feeding sheets seriatim from a stack of sheets which substantially prevents image ruboff. Such sheet feed apparatus includes a tray for supporting a stack of sheets. A plate associated with the tray supports the lead edge of the sheet stack.... | 07/27/1999 |
| 5921540 | Vacuum corrugation feeder with a retractable corrugator A vacuum corrugation feeder employs a vacuum feedhead working in conjunction with an air knife to feed sheets from the top or bottom of a stack. A retractable corrugator is included in the vacuum feedhead which prevents smearing of coated sheets due to re... | 07/13/1999 |
| 5915683 | Air suction type paper feeding device The present invention relates to an air suction type paper feeding device that includes at least one rib 5 formed on a paper supply table, the rib slightly lifting papers P such that the bottommost paper is less likely to be retained by static electricity... | 06/29/1999 |
| 5845900 | Apparatus for sheet singling and alignment on the top side of a sheet pile Apparatus for sheet singling and alignment on a top side of a sheet pile of a rotary printing press includes a suction device extending transversely to sheet transport direction in the vicinity of the leading edge of the sheet pile, the suction device bei... | 12/08/1998 |
| 5836582 | Sheet feeding device with air injectors for separating sheets Air injection nozzles are provided for injecting air to both the leading end and the side ends of the sheets loaded on a sheet tray. Since air is injected from both nozzles, even for large-size sheets, the sheets can securely be separated by injecting air... | 11/17/1998 |
